#28749D#28749D

#28749D is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.2% C 0.097 H 236.6°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#28749D
RGB	rgb(40, 116, 157)
HSL	hsl(201, 59%, 39%)
HSV	hsv(201, 75%, 62%)
CMYK	cmyk(74.5%, 26.1%, 0%, 38.4%)
CIE-LAB	lab(46.14, -8.90, -28.76)
CIE-LCH	lch(46.14, 30.11, 252.80°)
OKLab	oklab(53.16% -0.0535 -0.0811)
OKLCH	oklch(53.16% 0.097 236.6)
XYZ	xyz(13.2039, 15.3747, 34.1635)
Luminance	0.1538 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28749D #9D5128

analogous

#289D8B #28749D #28399D

triadic

#28749D #9D2874 #749D28

tetradic

#28749D #8B289D #9D5128 #399D28

square

#28749D #8B289D #9D5128 #399D28

split-complementary

#28749D #9D2839 #9D8B28

monochromatic

#0F2C3B #1C506C #28749D #3697CC #67B1D8

Accessibility & contrast

On white

5.15

#28749D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#28749D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28749D

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28749D	#FFFFFF	#000000	##FFFFFF
##28749D	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60749F

Deuteranopia (green-blind)

#50689C

Tritanopia (blue-blind)

#007F82

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #28749d;
/* rgb */ color: rgb(40, 116, 157);
/* oklch */ color: oklch(53.2% 0.097 236.6);

Tailwind

colors: {
  custom: {
    50: '#729cba',
    500: '#28749d',
    950: '#000000',
  },
}

SCSS

$custom: #28749d;
$custom-light: #729cba;
$custom-dark: #000000;

JSON

{
  "hex": "#28749d",
  "rgb": {
    "r": 40,
    "g": 116,
    "b": 157
  },
  "hsl": {
    "h": 201.026,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.5316,
    "c": 0.09711,
    "h": 236.6
  },
  "luminance": 0.15376
}

Semantic roles & 50–950 ramp

primary

#28749D

secondary

#BE8362

accent

#7C45E3

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #28749D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →